"When a Christian is accused of blasphemy, their families often have to go into hiding because of the threat of violent mobs. Even Christians who are acquitted of all charges in the courts have to go into hiding straight after their release from prison because of the threat to their lives.
"Two high profile politicians who spoke up in defence of Asia Bibi were both assassinated in 2011. Salman Taseer, the Governor of Punjab, was killed by his own bodyguard, and Minorities Minister Shahbaz Bhatti was killed by members of the Pakistani Taliban.
"Last month, a police officer shot and killed Christian pastor Zafar Bhatti in a Rawalpindi prison where he was being held on a blasphemy charge.
"Bhatti was accused in 2012 of sending insulting remarks about the Prophet Muhammad's mother in text messages, but family members said the police investigations showed the phone to be registered to someone else.
"Muhammad Asghar, a 70-year-old from Edinburgh sentenced to death in January for blasphemy, was injured in the attack.
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